- Engineered as a transom-mounted marine fuel tank and manufactured from lightweight, high strength cross-linked polyethylene for durable performance. - Designed for simple mounting on the transom under the outboard motor of your inflatable boat or dinghy. - Approved for use in Japan, Australia and New Zealand. - Patented design. - ISO and CSA certified. - Available in 11.4L and 22.7L (3 and 6 US gallon) sizes.